python3 unicode

[axce1]

results = Post.query.whoosh_search('hi')

NameError Traceback (most recent call last)
in ()
----> 1 results = Post.query.whoosh_search('hi')
python3.3/site-packages/Flask_WhooshAlchemy-0.55-py3.3.egg/flask_whooshalchemy.py in whoosh_search(self, query, limit, fields, or_)
104 '''
105
--> 106 if not isinstance(query, unicode):
107 query = unicode(query)
108

NameError: global name 'unicode' is not defined

[jshipley]

unicode() should be str() in python3